'use strict';
var globalVariable='This is global variable';
function globalFunction() {
    var localVariable='This is local variable';

    console.log('Visit global/local variable');
    console.log(globalVariable);
    console.log(localVariable);

    globalVariable='This is changed variable';

    console.log(globalVariable);
    function localFunction() {
        var innerLocalVariable='This is inner local variable';

        console.log('Visit global/local/innerLocal variable');
        console.log(globalVariable);
        console.log(localVariable);
        console.log(innerLocalVariable);
    }
    localFunction();
}
globalFunction();